diff --git a/src/proto/viminfo.pro b/src/proto/viminfo.pro
index 4d7b46e..0261b38 100644
--- a/src/proto/viminfo.pro
+++ b/src/proto/viminfo.pro
@@ -7,4 +7,12 @@
 void viminfo_writestring(FILE *fd, char_u *p);
 int barline_writestring(FILE *fd, char_u *s, int remaining_start);
 void ex_viminfo(exarg_T *eap);
+int read_viminfo_filemark(vir_T *virp, int force);
+void prepare_viminfo_marks(void);
+void finish_viminfo_marks(void);
+void handle_viminfo_mark(garray_T *values, int force);
+void write_viminfo_filemarks(FILE *fp);
+int removable(char_u *name);
+void write_viminfo_marks(FILE *fp_out, garray_T *buflist);
+void copy_viminfo_marks(vir_T *virp, FILE *fp_out, garray_T *buflist, int eof, int flags);
 /* vim: set ft=c : */